ABSTRACTDespite having relatively small trade and investment ties between Indonesia and Saudi Arabia in the past, some optimisms have been flourishing following the Saudis King`s visit to Indonesia in 2017. This article makes a particular attempt to examine trade and investment ties between the two countries over the last five years and outlines some great opportunities for Indonesian side after the King`s visit. It finds that recently some leading Indonesian enterprises have successfully tapped the business opportunities in Saudis market while the Indonesian tourism sector should be able to capitalize the post King`s visit moment to attract much more Saudis and other worldwide Moslem tourists to visit Indonesia.